x2 - 4x - 21 Let f(x) = Find a) lim f(x), b) lim f(x), and c) lim f(x). x-7 x→7 X→-3 ... a) Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. lim f(x) = (Simplify your answer.) x→7 B. The limit does not exist. b) Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. lim f(x) = (Simplify your answer.) B. The limit does not exist. c) Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. lim f(x) = (Simplify your answer.) X→-3 B. The limit does not exist.

x2 - 4x - 21 Let f(x) = Find a) lim f(x), b) lim f(x), and c) lim f(x). x-7 x→7 X→-3 ... a) Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. lim f(x) = (Simplify your answer.) x→7 B. The limit does not exist. b) Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. lim f(x) = (Simplify your answer.) B. The limit does not exist. c) Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. lim f(x) = (Simplify your answer.) X→-3 B. The limit does not exist.

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter4: Polynomial And Rational Functions

Section4.5: Rational Functions

Problem 7E

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